import random
a = random.randint(0,100)
i = 0
while 1:
    b = int(input('输入数字:'))
    if b>a:
        print('大了')
        i += 1
    elif b<a:
        print('小了')
        i += 1
    else:
        i += 1
        break
if i>7:
    print('7')
elif i>3:
    print('3')
else:
    print('神')